const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()

  return `${[year, month, day].map(formatNumber).join('/')} ${[hour, minute, second].map(formatNumber).join(':')}`
}

const formatNumber = n => {
  n = n.toString()
  return n[1] ? n : `0${n}`
}
const wxuuid = function () {
  var s = [];

  var hexDigits = "0123456789abcdef";

  for (var i = 0; i < 36; i++) {

    s[i] = hexDigits.substr(Math.floor(Math.random() * 0x10), 1);

  }

  s[14] = "4"; // bits 12-15 of the time_hi_and_version field to 0010

  s[19] = hexDigits.substr((s[19] & 0x3) | 0x8, 1); // bits 6-7 of the clock_seq_hi_and_reserved to 01

  s[8] = s[13] = s[18] = s[23] = "-";




  var uuid = s.join("").replace("-", "");

  return uuid
}
module.exports = {
  formatTime,
  wxuuid: wxuuid
}